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2025-11-18 - 16:32
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Tue Nov 18, 2025 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2474621280,0sleep00-21swapper/011:03:040
202882110100,7sleep30-21swapper/307:06:043
20272211073,9sleep20-21swapper/207:05:522
20338210999,7sleep10-21swapper/107:06:431
20449210898,7sleep00-21swapper/007:08:100
2076599720,17cyclictest0-21swapper/107:15:161
9322700,0sleep00-21swapper/010:15:210
51982670,0sleep00-21swapper/011:26:070
23972610,0sleep10-21swapper/110:35:011
129752590,1sleep20-21swapper/209:49:442
10052590,0sleep10-21swapper/108:40:261
280552560,0sleep30-21swapper/312:12:373
89692550,0sleep00-21swapper/012:32:490
49232550,1sleep20-21swapper/211:45:002
318692550,0sleep00-21swapper/007:40:210
2076999280,25cyclictest0-21swapper/210:04:202
2076599287,20cyclictest0-21swapper/112:20:271
2076599280,27cyclictest0-21swapper/112:28:041
2076999270,26cyclictest20919-21ssh09:18:382
2076599270,26cyclictest0-21swapper/112:32:381
2076599270,26cyclictest0-21swapper/112:16:491
2076599270,26cyclictest0-21swapper/111:58:061
2076599270,26cyclictest0-21swapper/111:42:301
2076599270,26cyclictest0-21swapper/111:38:451
2076599270,26cyclictest0-21swapper/111:19:031
2076599270,26cyclictest0-21swapper/110:16:021
2076599270,26cyclictest0-21swapper/110:12:311
2076599270,26cyclictest0-21swapper/109:49:141
2076599270,26cyclictest0-21swapper/108:51:371
2076599270,26cyclictest0-21swapper/107:52:461
2076599270,26cyclictest0-21swapper/107:44:341
2076599270,26cyclictest0-21swapper/107:13:011
2076999260,25cyclictest0-21swapper/211:24:122
2076999260,25cyclictest0-21swapper/211:07:392
2076999260,25cyclictest0-21swapper/210:54:062
2076999260,25cyclictest0-21swapper/209:13:112
2076599260,2cyclictest0-21swapper/108:56:561
2076599260,25cyclictest0-21swapper/112:36:041
2076599260,25cyclictest0-21swapper/111:52:361
2076599260,25cyclictest0-21swapper/111:33:211
2076599260,25cyclictest0-21swapper/109:17:111
2076599260,25cyclictest0-21swapper/107:31:401
2076999251,18cyclictest0-21swapper/208:54:492
2076999250,24cyclictest0-21swapper/212:13:372
2076599250,24cyclictest0-21swapper/112:14:041
2076599250,24cyclictest0-21swapper/112:02:161
2076599250,24cyclictest0-21swapper/111:13:301
2076599250,24cyclictest0-21swapper/109:51:491
2076599250,24cyclictest0-21swapper/109:51:481
2076599250,24cyclictest0-21swapper/109:11:231
2076599250,22cyclictest0-21swapper/109:36:351
2076599250,19cyclictest0-21swapper/109:59:531
2076099250,24cyclictest0-21swapper/011:33:310
2076099250,24cyclictest0-21swapper/011:10:170
2076099250,19cyclictest0-21swapper/011:47:120
2076999242,21cyclictest0-21swapper/209:57:382
2076599248,15cyclictest0-21swapper/111:27:021
2076599240,23cyclictest0-21swapper/111:02:361
2076599240,23cyclictest0-21swapper/109:26:521
2076599240,23cyclictest0-21swapper/109:07:171
2076099240,23cyclictest0-21swapper/012:14:180
2076999232,20cyclictest0-21swapper/212:05:352
2076999231,21cyclictest0-21swapper/210:46:022
2076999231,21cyclictest0-21swapper/209:03:112
2076999230,22cyclictest0-21swapper/212:16:002
2076999230,22cyclictest0-21swapper/211:59:202
2076999230,22cyclictest0-21swapper/210:28:252
2076999230,22cyclictest0-21swapper/209:24:442
2076999230,22cyclictest0-21swapper/207:27:432
2076599230,23cyclictest0-21swapper/107:55:551
2076599230,22cyclictest0-21swapper/110:47:151
2076599230,22cyclictest0-21swapper/110:27:211
2076599230,22cyclictest0-21swapper/110:08:301
2076599230,22cyclictest0-21swapper/109:42:011
2076599230,17cyclictest0-21swapper/110:22:571
2076099230,22cyclictest0-21swapper/010:31:520
2076099230,22cyclictest0-21swapper/010:25:170
2076099230,22cyclictest0-21swapper/009:40:560
2076099230,22cyclictest0-21swapper/009:28:360
2076099230,21cyclictest0-21swapper/012:20:220
2076999222,19cyclictest0-21swapper/209:25:202
2076999222,18cyclictest0-21swapper/211:50:502
20769992219,3cyclictest0-21swapper/210:30:262
20769992215,6cyclictest0-21swapper/210:42:492
2076999221,20cyclictest0-21swapper/210:09:382
2076999220,4cyclictest0-21swapper/211:25:172
2076999220,21cyclictest0-21swapper/212:25:402
2076999220,21cyclictest0-21swapper/212:21:312
2076999220,21cyclictest0-21swapper/211:18:512
2076999220,21cyclictest0-21swapper/210:23:522
2076999220,21cyclictest0-21swapper/209:51:312
2076999220,21cyclictest0-21swapper/209:51:312
2076999220,21cyclictest0-21swapper/207:54:402
2076599222,19cyclictest0-21swapper/110:55:331
2076599220,21cyclictest0-21swapper/112:09:021
2076599220,21cyclictest0-21swapper/111:48:391
2076599220,21cyclictest0-21swapper/111:21:511
2076599220,21cyclictest0-21swapper/111:06:151
2076599220,21cyclictest0-21swapper/110:50:231
2076599220,21cyclictest0-21swapper/110:40:451
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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